Two-wheel tractor



Dec. 14 1926. 7 1,610,403

w. s. WILLIAMS TWO WHEEL TRACTOR Filed Jan. 20, 1919 8 Sheecs-Shee't 1 INVENTOR.

ATTORNEY,

. Dec. 14 1926. 1,616,403

W. s. WILLEAMS TWO-WHEEL TRACTOR Filed Jan. 20, 1919 8 Sheets-Shet 2 WMQ? 7144M INVEN TOR.

A TTORNEY.

8 Sheets Shet' 5 ATTORNEY.

wuium mwo-lwggm TRACTOR Filed Jan, 20, 1919 W. s. WILLIAMS TWO-WHEEL TRACTOR Dec. 14 1926.

Filed Jan. 20, 1919 8 Sheets-She'et 4 I N V EN TOR.

WITNESS:

A TTORNEK Dec. 14 1926.

W. S. WILLIAMS TWO-WHEEL TRACTOR Filed Jan. 20, 1919 INVENTOR:

ATTORNEY.

' Dec. 14 1926.

W. S. WILLIAMS TWO-WHEEL TRACTOR Filed Jan. 20, 1919 s sh'ets -she'ei z INVENTOR.

ATTORNEY.

Dec. 14,1926. w; s: WILLIAMS Two-WHEEL TRAift nfi I INVENTOR.

4 ATTORNEY.

Dee; 14 {1926. 1,610,403

W. S. WILLIAMS TWO-WHEEL TRACTOR Filed Jan- 20, 1919 8 sheets sheet 8 INVENTOR;

A TTORNE Y.

i sity of complicated supplemental parts and, in fact,without"a nya parts thenjia ority:

"Patented Dec. 14,1926. a I

\ ,WILBERT S.VQWILLIYAI\IIIS,OF continents; oriioi "-igu na-m anuar 2o,i919-seria1n f 271,991."

invention 1 relates to two. wheel tra 'c{ tors and aims to provide asimple andstrong structure .of tractor which ernbodi'es certain novel arrangements and mechanisms that more'perfectly adapt" the tractor to implements and 'objectsof draft'withoutxthenecesof cases.

In making this invention; I have gone di-L rectly to an ideal construction where,-*inpractice, the draft structurefbecoinesa single rigid unit which'is pivoted between the] wheel centers, thus ensuringa straight-line v may The 'ti'ghtened or loosened indePD-d-h pull in any relationoi the tractorto theobj'ect of' draft. 'Inconnection with .this, I provided a novel distribution of; forces and resistances and haveprovided an extremely 3 simple compensating connection thatwill en sure a uniform relation of theobject of draft V to the around-regardless of the position of the tractor;

a I- jhavefalso devised novel form of clutch 7 operating mech'anismfthat.ensures efli'cient control 'oftheclutlch inany-posit onof the; g M v V a 'thereto're, heentended andshorte'ned'iat one f draft structure; There are. numerous other features 'ofadvantage thatwillappear as this description progresses in conj unction-with drawings ref 1 ferred'to, wherein similar characters of reference designate corresponding j parts and" whereinr i p '7 Y Figure lis aside'elevation of 'rnytractor, showing supplement al supporting wheels to facilitate transporting the tractor from place if to place when it is-not attachedlto animplement. r

I Figure gine parts removed;

I Figure 2 is planwiew of the "structure fshown in Figure 1 with the 'motor'partsreef; 3:140: 7 it i.

moved.

Figure 41s of the structure f shown 'in' Figure 3 with the clutch and enf Figures 5, 6 and 7' are resentations illustrating the manner 'injwhi'chthe novel forn gof draft structureand mount; ing. ensures ajstraightlline?'of,draft fromi 'the wheel centers to v the object being drawn; j

: operation.

' In the 3-15 enlarged aeaii1 n a11 illustrating the novel form' i 'c1utchi con-- trollingdevi'ce.

1 The bottom of thefrainework" a-is rormed in complementto thehar'9'an dpivot-1Oto lpro i Iii' i7ide'.-a fifth.wheelstructureiiwith the'barg Figure 8 is asideelevation of inyl tractor j shownconnected toan implement ""FigureQ is a side elevation o ta noVelformf of sliding leverage element used'b'y -1n'e 1n" the operationof my clutch. is

Figure 10' is aplan Y'V1GWV of; the sliding bearing-structure through which the clutch operating-lever is 'control1ed from a control-y T7670, 7 Figurell is an endfviewiofthestructure ling ro'd mounted on K thedraft structure.

shown in Figure 9.;

Figure 12 is a detail view illus'tratingthe" independent and adjustable motintingv of the tractor} wheels whereby I the driving; chains ently.

wheel. v

.qgmanne-r infwhi'chmy steering rod and clutch operating rod are locked togetherand may;

v drawings, my tractor is shown as comprising two spacedwheels I mounted upon a f r arnework 2'.j:In Figures '11, i2 and 13, it will be seenthat thesewheels are mounted;uponj'stub} axles 3 whiclr are car? ried on blocks 4i, these block's'f loeing: slid fably adj ustab'l'e'f b yfmelans of screw bolts 5. The-wheels 1' are driven by chainsf6, one for? each wheel, theSe"chain'siiijturn being :driven" j" i by any suitable form of-motor 71 It willfld'e understood that the usualsprockets arejprovided on the wheels. and on the motor driven parts.- lTllIlfIlQtOI' structure" f 7 I isilocated' 1. g

upona framefiand is; preferablydisposed i between 'the centers fof the tractor wheel'sf' The clutch for-ithe motor; is'lshown' at;8. ii The draft structu re' has several novel 'feal. tur'esjof'importance and it comprises a barv "f9piyota lly mounted as"at i10.= It ijsimpor tant to "note that this bar 9 extends forward has the moving part. This fifth Wheel strucan arcuate traclg lfl in therear of the pivot I structure formed in three 12" and y 7 bar 9, which endis designed to slide upon the said track svvh n it swings. object of draftris an agrieuhtural implement,

the bar.9 is designed to havetwo connections With such implement. One oithese connections is V ettected a ts, respectively desi nat d 3, Handle i liFis Bfi Th other'connection is efieeted through the me i diun; oiia link 16 Whichis connected to the 7 structure mplem nt and er es as 'r el lm t 1n forward inovemle t This 1' i c he 9- hi tal'imn r 1111 very y el ,Mct ve r t. he mplemen films t9 e u t act t downthrust from the rear of the bar 9. The con: Plies:- strtetv e s best h 1 F eets- 2 herein t w l app e the the on prises spaced parallel plates havng efserie d-slemi s o necti ntw t t e rear end of the bar 9 and having a similar" clalllping connection 19 to part 14 at the rear of such coupling elementif The part 141 comprises a sleeve 20 Which carriesan ang vlar i far BXtBHSlOH 21 to which 7 (5% Figure 14:) e PF- t h ng a lo there is bolted In the operation oi the coupling, structure,

thefserrated' clamping connection '18 rnay loosenedito; permit swinging of the part 13 5 l ert al pl ne teeny p n of ad justnient. .7 Likewise, the part 14 may ai'sobe swung 1n a-vertical'planeabout the end of" the main portion fot' the part -13, being clamped in any-adjusted position by" the v t is Worthy, of note; that the member 14 may also 'be'easily svvuhgi,

serrated clamp 19.

osition underneath the pert ls. By s these 'partscas sired; the rear end r 9-may1be ct'etifto an implementfor any dratt objeci; practically any height; Ti1e slottedmjemher 7 elper en ie 'be e ater 1 w impl ment t be P aced h r on s des ned tote- P rsr efl n th sl t with -ue11'treedem-o movement that-the d i y a her W th-the ft structure formedc. i w l ediest itsel e 7 h t th lmnleii ent c such a @Pei' 'ti 'e i h re r 6 Of the When the" re el ee p i tes' hifi b firnlly-bracecl against the fr i 16 is @0111 7 1y e tend ng member,

e because the s of utmost c fia The -ti form of: an arcua-te'shoetlstpest shown in I 7 V Figure 10) and'this shoe lreinainsin slids 11 and '15" 5 block 8% regardless otthe a1 010m retat-ien or" the red BEb-v'nieane,

(i e' ec -iveof tvhetherfat the 'When' plowing is done the dravvbanwill be: 70

level jr .c -llie main draft in the forward movement of tie tractor When attached to an implement is jthrough the link 16 and the fact that this linkl'ilti is connected to'the bar 9 H in t'ronto fthe pivotlOiproduces the veryimportant result of counter-acting the doivnthrustot the grear ofthe tractor ,upon the implementby the inevitable drag preduced y the imple enthe icoiineetien iss m'pl direct f, he mplement tQ P int in front of-the pivot of the bar 9 in Work 27 of th e t te- 7 w I The tractor is steered by means of steers ne es c slee elikete ee ct n @1 2 em t ed w h: heed W e l "t is e ling rod being connected by a universaljoint s n h Worm h t 26 (F e 2) Whi cjh'is-inturn connected With 'a Wornr2? upon the shaft of a pinion 28 (Figure 3) which: pini n meshes -Wl'th segmental rack 9 hown best inF sH 2) i An ex rem y s mpl and impo tant p.01 tion of my invention consists-in the media nismiior operating the clutch of the motor? regardless .ot the 'ca-ngular' relation ot the draft structiire to the rmotor structure i'ihe' 5 controlling handle tor operating this clutch V is shown M3 in Fig e l an lai cun-ted upon arod 81 which passeslthrough thehollow steering rod andvvhic h is :connfictd by, a un ve sal joint to emcl32, which ma" extends along Within the bar 9. to the pi ot 1 Q Q The rodt32 1ca-r'riesjan eccent structure upon- Which is mounted a bloc 3% and this block 34 is designed for a slid ing contact'with the arm of a lever i I Th lever 3jisv pivoted at fi' andpivoted the at;37 is aseconjd lever'38 with one end 0 ativel'y connected to-th'eqmovabl e clutch as at '39 ;With the other 'end'havin adjustable hearing as at 40 upon the ont end of the-lever takes the mg eoiitafct, Withthe upper 9talre's with relatio tofthe mote rlt of the, tr eto'r. Thus 7 rod 31iand hand 'wheel BOJvfill rift the nil- 7 den-end ot' the lever 35 tooperte the 'eiutch onent; the avelingin the. s e; iiremctoraorvihetherit-is trave direction,- as in turning. '1 i if? '7 will be understood that-the 'clutcli Opel ating rods are'free to turn 1 in the tubular extensible at one operation. More explicitly,

' '23-compr-ising telescoping tubular parts 'con-.

the principle thereof. j Havingthu's described rnyinvention, what Q center of said wheels.

2. A two-wheeltractor comprising wheels,

withreference to Figure 15, the steering rod tains the clutch operating rod 31which is also telescoping. These rods are locked together by means of shoulder 42, hub 43 of .the clutch rod hand wheel, and steering rod 9 hand wheel 44. By the structure bothrods may be extended .or shortened to accom- I j ond mem'.ber'in any adjusted position, and a modate any implement. It will be obvious that stood'that the form of these parts. may be varied considerably without departing from I claim is:

1. A two-wheel tractor comprising porting wheels, a; driving motor, adriving connection-between said motor and said wheels, a draw-bar pivoted at'the vertical center of said wheels and extending forward- 1y thereof, anda link forconnectinga point 3o of said draw bar in "front of the vertical center line of said wheels to the implement to be'drawn at "a point below the horizontal a motor structure, a support for saidmotor structure, a'pivotal barcentered substantially in between and on a level with thewheel centers, said bar extending forwardly and rearwardly of its'ipivoted center, and arouate supports having. a sliding engagement with said bar on said support forwardly and rearwardly of saidcenter.

. 3. A two-wheel'tractor comprising wheels,

' a motor structure, a fifth wheel structure centered substantially innbetweenland on a level with the wheel centers, and a drawb-ar swinging with said fifth wheel and extend "ing in front thereof, and a' link connecting the forward 4. A two-wheel tractor comprising a body portion and a coupling element adjustable for attachment to objects, of varying height,

' 'saidelement comprising clamplng means to hold it in fixedrelation to the tractor'after ad ustment, and a means for forming ,a'

freely slidable connection betweenssaid ele- V ment and said object. f

j 5. A two-wheel tractorzcoinprising a body portion and a coupling element formed in twoparts which are pivotally adjustable in a vertical plane with relation to each other my tractor is, marked by a number, of vital elements that are simple and novel andit'will be under part of said bar to the object of draft.

a horidonta l' ion; iconstructedto be rigidly clamped in anyposico ga) which it is moved, and another con} pling element connectedfto said elementand 7. Atwo' wlieeltract'or comprising a body p'ort1on,and a coupling compr s ng a meme c d t sa df ody oruon and 1 j.-. otallyf adjustable iniaivertical, plane, means similarly pivoted and constructed with rela ,tiontheret-o.

an v

for clamping'said member in" any adjusted position, a secondmember connected to said first member and'pivotally adjustable in a third 7 member rotatably second member. V

8. A two-Wheel tractor comprising supportingwheels, a driving motor, a driving mounted on said connection between said motor and said wheel, andmeans to connect said tractor to mg freely slidable and adapted to compen-. sate for the, upand down movement of said objectof draft as it is being drawn over rough ground.

porting wheels, a-driving motor, a driving 7 connection between sald motor and Silld vertical plane, meansfor clamping said sec i so 9. A two-wheell tractor comprising sup- 5 wheels, and a draft structure member with a yieldable connection within itself for I I rendering the connecting means of an imple I ment'bodily'movable relative to said draft: structure to automatically compensate for the up and down movement of an implement 7 being. drawn over rough groundand there-:

by maintain it in the'same relation to the v ground regardless of the relative position of the tractor.

'10. A two-wheel, tractor comprising sup porting wheels, a driving motor, a driving connection -betweensaidmotor. and said; wheels," and "a means yieldably connect1ng structure, a. lever carried'on said motor struc- H ture, a rotatablevrod on'thedrawbar, and'an eccentric sliding connection with the end of said lever operable to actuate said lever by rotation of said rod.

@12fAtractor comprising wheels, a niotou structure, a idr'awbar-pivoted .to said motori V structure, multiple coactlfng levers carried on e said-motor structure for o 'ieratingv a motor operablefthrough such bearingto move I said part, a'odeviceon said drawb-arhaving afSlldable bearing on one. end of said lerwrhnd' lever to operate -;said ,part and adjusting meanebetWeen /said multiple levers,

13. In a two-Wheel tractor, a Inotor structureend a coupling structure adjustjable about an adjustablehorizontal,pivot to vary the angle of the draftdevice withrelation to the ground. I r 14; In Combination, va, tractor, an engine and a control; therefor on Said. tractor, an object ofdr-aft connected to said tractor,

means to operate said control operable from v the-object of draftand-adjusteble infixeci relation 'tl ler'etoyand ,Ineans bodily movable relative to saidoontrol fonmaintaining an operative connection between said operating means and said control'at e11 varying rele- WILBERT s. ILLiAi/ s; V

fltive positions of the, fobjeot of timitto 'the 

